CVE-2025-14737 in WA850RE
Summary
by MITRE • 12/18/2025
Command Injection vulnerability in TP-Link WA850RE (httpd modules) allows authenticated adjacent attacker to inject arbitrary commands.This issue affects: ≤ WA850RE V2_160527,
≤
WA850RE V3_160922.
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Analysis
by VulDB Data Team • 01/21/2026
The CVE-2025-14737 vulnerability represents a critical command injection flaw within the TP-Link WA850RE wireless access point device, specifically within its httpd modules. This vulnerability exposes the device to authenticated adjacent attackers who can execute arbitrary commands on the affected system. The issue impacts both WA850RE V2 firmware versions up to V2_160527 and WA850RE V3 firmware versions up to V3_160922, indicating a widespread concern across multiple firmware generations of this particular hardware model.
The technical nature of this vulnerability stems from inadequate input validation within the web management interface components of the device. When authenticated users interact with specific web-based administrative functions, the system fails to properly sanitize user-supplied data before incorporating it into system command executions. This allows an attacker with physical or network proximity to the device to manipulate input fields and inject malicious commands that are then executed with the privileges of the web server process. The vulnerability falls under the CWE-77 category of Command Injection, which is a well-documented weakness in software systems where user-controllable data is passed directly to system commands without proper sanitization.
From an operational perspective, this vulnerability presents a significant risk to network security infrastructure. An adjacent attacker who gains authentication credentials or physical access to the device can escalate their privileges and potentially compromise the entire network segment. The attack surface is particularly concerning because wireless access points typically serve as critical network entry points and often maintain elevated privileges within their respective environments. The impact extends beyond simple command execution as attackers could potentially modify device configurations, establish backdoors, or use the compromised device as a pivot point for further network infiltration attacks. This vulnerability directly aligns with ATT&CK technique T1059.001 for Command and Scripting Interpreter, specifically targeting the execution of system commands through web interfaces.
The mitigation strategies for this vulnerability should prioritize immediate firmware updates from TP-Link to address the underlying command injection flaw. Network administrators should also implement strict access controls and network segmentation to limit the potential impact of a successful exploitation. Additional protective measures include disabling unnecessary web management interfaces when not actively required, implementing robust authentication mechanisms, and monitoring for suspicious command executions. Security teams should conduct thorough vulnerability assessments of all similar TP-Link devices within their network infrastructure to identify potential exposure. The remediation process must also include verification that the updated firmware properly validates all input parameters and implements proper command sanitization techniques to prevent similar vulnerabilities from emerging in future versions of the software components.